Asustor AS6704T
Score: 79/100
Synology DS925+
Score: 85/100Rankings
The DS925+ is a powerful 4-bay NAS aimed at prosumers and small businesses, offering an AMD Ryzen CPU, dual 2.5 GbE networking, SSD caching and extensive DSM features, though it lacks native 10 GbE and enforces a Synology-only drive policy.
The Asustor Lockerstor 4 Gen2 (AS6704T) is a high-performance 4-bay NAS aimed at power users and small businesses, offering up to 88 TB raw capacity, extensive RAID options, dual 2.5 GbE networking and four M.2 NVMe slots. It delivers fast file transfers and 4K media handling, though it lacks native 10 GbE and requires tools for drive installation.
| Attribute | | |
|---|---|---|
88 TB | 200 TBbest | |
4best | 4best | |
2.5 Gbpsbest | 2.5 Gbpsbest | |
4best | 4best | |
4 GBbest | 4 GBbest | |
| ↓ lower better | 35 Wbest | 37.91 W |
| ↓ lower better | 17.6 dBbest | 20.5 dB |
3 yearsbest | 3 yearsbest |
Click an attribute name to sort · Green = best, red = worst (relative to this comparison)
| Attribute | | |
|---|---|---|
Performance(3) | ||
CPU Model | Intel Celeron N5105 | AMD Ryzen V1500B |
Power Consumption (Active) (W) | 35 W | 37.91 W |
Noise Level (dB) | 17.6 dB | 20.5 dB |
Build & Design(2) | ||
Weight (kg) | 3.5 kg | 2.26 kg |
Power Supply Type | 90 W AC adapter | 100-120W adaptive |
Connectivity(1) | ||
USB Ports | 2 | 3 |
Storage & Capacity(3) | ||
Maximum Raw Capacity (TB) | 88 TB | 200 TB |
RAID Support | Single, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10 | Synology Hybrid RAID,Basic,JBOD,RAID 0,RAID 1,RAID 5,RAID 6,RAID 10 |
Supported Drive Types | 3.5"/2.5" SATA HDD/SSD | 3.5" SATA HDD,2.5" SATA SSD,M.2 2280 NVMe SSD |
Products in the top-left offer the best value (high score, low price).
Professional reviewers rate the AS6704T extremely highly, with PCMag giving it a perfect 5.0/5.0 "Exemplary" score for its blazing speeds, robust hardware and extensive app library.
Everyday users love the AS6704T's raw performance, flexible M.2 and 2.5 GbE options, and the breadth of apps that let them run Plex, Docker and VMs with ease.
Professional reviewers praise the DS925+ for its powerful AMD Ryzen processor, dual 2.5 GbE networking, and flexible SSD caching, noting enterprise-grade performance in a compact form factor, while criticizing the loss of 10 GbE and strict drive ecosystem.
Everyday users appreciate fast file transfers, quiet operation, and the ease of DSM, but some are disappointed by the locked-down drive ecosystem and lack of 10 GbE for future-proofing.
“high-performance design for intensive tasks like video editing”
“up to 590 MB/s read and 555 MB/s write speeds”
“smooth 4K streaming and transcoding”
